/Engine/Plugins/2D/Paper2D/Source/Paper2DEditor/Classes/PaperImporterSettings.h
Returns the default material for the specified material type. Input should be Masked, Opaque, or Translucent. Automatic and LeaveAsIs will be treated like masked!
[UMaterialInterface](API\Runtime\Engine\Materials\UMaterialInterface) * GetDefaultMaterial ( [ESpriteInitMaterialType](API\Plugins\Paper2DEditor\ESpriteInitMaterialType) MaterialType, bool bUseLitMaterial ) const